The version module implements version objects for older version of Perl and
provides the version object API for all versions of Perl.

There are two different types of version objects supported by this modules,
corresponding to the two different styles of versions in use:
* Decimal Versions - The classic floating-point number $VERSION.
* Dotted Decimal Versions - The more modern form of version assignment, with
3 (or potentially more) integers separated by decimal points (e.g. v1.2.3).

/usr/share/doc/libversion-perl/README.gz

version 0.99
==================================
Full version object support, with patch for bug in Perl 5.10.0 core
version support.
YOU SHOULD INSTALL THIS RELEASE WHEN USING VERSION OBJECTS IN PERL 5.10.0.
There was a bug caused by objects serialized by YAML that will cause Perl
5.10.0 to segfault. As long as some module calls 'use version', then the
replacement code will take effect and Perl
more»

/usr/share/man/man3/version::Internals.3pm.gz

version::InternalUsermContributed Perl Documeversion::Internals(3pm)
NAME
version::Internals - Perl extension for Version Objects
DESCRIPTION
Overloaded version objects for all modern versions of Perl.
This documents the internal data representation and
underlying code for version.pm. See version.pod for daily
usage. This document is only useful for users i
more»